int a[3];
int b[3];
b[1] = 2011;
a[1] = 2010;
b[2] = 02;
a[2] = 02;
b[3] = 31;
a[3] = 31;
if a[1]!=b[a] then pervaya := max(a[1],b[1])
              else if a[2]!=b[2] then pervaya := max(a[2],b[2])
                                  else  if a[3]!=b[3] then pervaya := max(a[3],b[3])
                                        else printf(dati ravni)